Silence and Controlling the Tongue
Al-Kāfi|Volume 2|Book 1|Chapter 56
17ـ وَبِهَذَا الإسْنَادِ قَالَ قَالَ رَسُولُ الله (صَلَّى اللهُ عَلَيْهِ وآلِه) إِنْ كَانَ فِي شَيْءٍ شُؤْمٌ فَفِي اللِّسَانِ.
17. Through the same chain of narrators it is narrated from the Messenger of Allah عليه السلام has said, the following: “The Messenger of Allah عليه السلام has said, ‘If there is any wickedness, it is in the tongue.’”
- Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (8/222)
- Ṣaḥīḥ al-Kāfī